package com.web.controller;

import com.alibaba.fastjson2.JSON;
import com.web.entity.ResponseResult;
import com.web.entity.Student;
import com.web.service.StudentDeleteService;
import com.web.service.impl.StudentDeleteServiceImpl;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * @author lenovo
 * @Description
 * @Date2025-3-2 0:40
 */
@WebServlet("/deleteStudent")
public class StudentDeleteServlet extends HttpServlet {
    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        req.setCharacterEncoding("UTF-8");
        resp.setCharacterEncoding("UTF-8");
        //设置相应类型
        resp.setContentType("application/json;charset=UTF-8");

        try {
            int id = Integer.parseInt(req.getParameter("id"));
            StudentDeleteService studentDeleteService = new StudentDeleteServiceImpl();
            int result = studentDeleteService.deleteStudentById(id);

            if (result > 0) {
                resp.getWriter().write(JSON.toJSONString(new ResponseResult(200, "学生删除成功", null)));
            } else {
                resp.getWriter().write(JSON.toJSONString(new ResponseResult(500, "学生删除失败", null)));
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

}
